American Express Travel offers a Princess Cruises 7-Night Pacific Coast Cruise for Two with prices starting at $898, as seen on Travelzoo. (It's the top offer on the page.) That's the lowest price we could find for this cruise by $200. This roundtrip cruise departs from Los Angeles, CA, on April 5 and includes stops in San Francisco, CA; Santa Barbara, CA; San Diego, CA; and Ensenada, Mexico. Some restrictions may apply; fees, government taxes, and fuel supplements are additional. This travel deal ends March 31.
Of note, American Express Travel offers other Princess cruises with prices starting at $599 per person. Scroll down to see them all.
There's a less expensive way, and then there's the way that works for you. The two may not be the same.